NPPES file of Aug 9, 2026

Jason Cory Barnett, MD

Gynecologic Oncology Physician · Nashville, TN

Jason Cory Barnett, MD is a gynecologic oncology physician with a practice address in Nashville, Tennessee, and NPI 1477511830, issued on May 3, 2006. Check the license (Tennessee 38623, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1477511830
Name
Jason Cory Barnett
Credential
MD
Primary taxonomy
Gynecologic Oncology Physician 207VX0201X
License number
38623 TN
Self-reported in NPPES; status is on the state search
Practice location
2004 Hayes St Ste 205, Nashville, TN 37203
Phone
(615) 284-4646
Enumerated
May 3, 2006
Record last updated
Mar 28, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(615) 284-4675
Medicaid ID
Q021854 TN
Medicare enrollment
Enrolled (PECOS I20160614001439); accepts Medicare assignment
Medical or professional school
University Of Louisville School Of Medicine, 2002
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2004 Hayes St Ste 205

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ashley Brinkley, ARNPWomen's Health Nurse Practitioner1891096632

Verify Jason Cory Barnett in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTennessee Board of Medical Examiners
    Search for license 38623
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Tennessee license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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94% fewer Medicare Part D claims than the average gynecologic oncology physician in 2024

12 Medicare Part D claims for 11 beneficiaries, against an average of 195 among the 1,475 providers of this specialty who prescribed in Part D.

  1. Jason Barnett12
  2. Specialty average195

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $99.68

1 payment: food and beverage; the largest payer was Abbvie Inc. The 1,199 providers of this specialty with any payment received $6,387.20 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jason Barnett$99.68
  2. Specialty average$6,387.20

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Tennessee Oncology PLLCNashville, TN

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Gynecologic Oncology Physician providers in Tennessee

There are 46 gynecologic oncology physician records in Tennessee.

Other gynecologic oncology physician records in Tennessee

  1. Ronald Alvarez, MDNashville, TN1689623167
  2. Jonathan Boone, M.D.Knoxville, TN1235457151
  3. Alaina Brown, M.D.Nashville, TN1891960779
  4. Donald Chamberlain, M.D.Chattanooga, TN1760432363
  5. Kenneth Cofer, MDKnoxville, TN1497759773
  6. Randi Connor, M.D.Chattanooga, TN1073801965
  7. Marta Crispens, MDNashville, TN1578650685
  8. Chelsea DavisMemphis, TN1881471340
  9. Stephen Depasquale, M.D.Chattanooga, TN1801848320
  10. Dennis Desimone, D.O.Kingsport, TN1255599130

Common questions

What is Jason Cory Barnett, MD's NPI number?

Jason Cory Barnett, MD's National Provider Identifier (NPI) is 1477511830, issued on May 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Jason Cory Barnett, MD located?

The NPPES record lists a practice address at 2004 Hayes St Ste 205, Nashville, TN, 37203. Phone: (615) 284-4646. Providers update this record themselves, so call before visiting.

How can I verify Jason Cory Barnett, MD's license?

NPPES lists Tennessee license number 38623, as entered by the provider. Search the Tennessee Board of Medical Examiners at https://www.tn.gov/health/licensure/me.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Jason Cory Barnett, MD prescribe under Medicare Part D?

In 2024, Jason Cory Barnett, MD had 12 Medicare Part D claims for 11 beneficiaries; the average among gynecologic oncology physician prescribers was 195. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.